A formalisation of adaptable pervasive flows

  • Authors:
  • Antonio Bucchiarone;Alberto Lluch Lafuente;Annapaola Marconi;Marco Pistore

  • Affiliations:
  • FBK, IRST, Trento, Italy;Department of Computer Science, University of Pisa;FBK, IRST, Trento, Italy;FBK, IRST, Trento, Italy

  • Venue:
  • WS-FM'09 Proceedings of the 6th international conference on Web services and formal methods
  • Year:
  • 2009

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Abstract

Adaptable Pervasive Flows is a novel workflow-based paradigm for the design and execution of pervasive applications, where dynamic workflows situated in the real world are able to modify their execution in order to adapt to changes in their environment. In this paper, we study a formalisation of such flows by means of a formal flow language. More precisely, we define APFoL (Adaptable Pervasive Flow Language) and formalise its textual notation by encoding it in Blite, a formalisation of WS-BPEL. The encoding in Blite equips the language with a formal semantics and enables the use of automated verification techniques. We illustrate the approach with an example of a Warehouse Case Study.